Cache fetched bundler and parsed bundle.
init
Realize the bundle if bundler_path is called before bundle.
Really just one instance of things.
Less magic.
Merge branch 'master' into cache-parsed-bundle
Merge branch 'cache-parsed-bundle' of git://github.com/dpiddy/heroku-buildpack-ruby
update rails 4 copy
as of Rails 4 RC2, don't need to check in binstubsAO
bump v64
update changelog
put binstubs on path and stop symlinking
fix #108, scope bundler bin to build
Install libgd-dev headers into slug
Run rake extensions:build during compilation
ICU4C 49.1.2
PostgreSQL 9.2.2 client binaries: psql, pg_dump
Vim 7.3

Built with Vulan via:
  vulcan build -v -s vim73 -p /app/vendor/vim-7.3 \
    -c "cd src && ./configure --disable-gui --without-x --prefix=/app/vendor/vim-7.3 && make && make install"
Install additional default addons
Default email notification on deploy